History of Science"Can We Have Unlimited Power?"
It took centuries for science to explain what power is, rather than simply what it does. Host Michael Mosley explores how the most power-hungry generation that has ever lived has now harnessed that energy - from wind, steam and from inside the atom. Part 4 of 6G

9:00 pm

Scientific American Frontiers"Beneath The Sea"
Ocean explorer Robert Ballard shows Alan Alda new technologies and research techniques that are revealing undersea secrets. Alda visits Ballard's Institute for Exploration, tests out the interiors of exploration vessels and takes a virtual underwater trip through a remotely-operated vehicle (ROV).G

10:00 pm

NOVA"Who Killed Lindbergh's Baby?"
An international hero after his 1927 solo transatlantic flight, the world follows Col. Charles Lindbergh's life and family. On March 1, 1932, his son, Charlie, age 20 months, was kidnapped and later found dead. Despite a trial and execution, the case remains controversial. Now a team of expert investigators employs state-of-the-art forensic and behavior science techniques in an effort to determine what really happened to the Lindbergh baby - and why.G

11:00 pm

Everyday Edisons"Up in the Air Tubes"
In this episode we explore the physics of air versus springs in a device the inventor calls "Cardio Air Tubes." The inventor, Greg Bruce, is a bit of an exercise guru; a daily workout, eating right and a lifetime commitment to good health type of guy. Always in search of new and exciting exercise regimens, Greg went first to his shop and then to his gym and what he brought to the casting call was simple, yet very effective: two walking sticks, one in each hand that strengthens the upper body commensurate with the user's ability. D